1 files changed, 3 insertions, 0 deletions

diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
index a69fb3a1e161..42799d88ecc0 100644
--- a/fs/xfs/libxfs/xfs_dir2.c
+++ b/fs/xfs/libxfs/xfs_dir2.c
@@ -362,6 +362,7 @@ xfs_dir_lookup(
         struct xfs_da_args *args;
         int             rval;
         int             v;              /* type-checking value */
+        int             lock_mode;
 
         ASSERT(S_ISDIR(dp->i_d.di_mode));
         XFS_STATS_INC(xs_dir_lookup);
@@ -387,6 +388,7 @@ xfs_dir_lookup(
         if (ci_name)
                 args->op_flags |= XFS_DA_OP_CILOOKUP;
 
+        lock_mode = xfs_ilock_data_map_shared(dp);
         if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
                 rval = xfs_dir2_sf_lookup(args);
                 goto out_check_rval;
@@ -419,6 +421,7 @@ out_check_rval:
                 }
         }
 out_free:
+        xfs_iunlock(dp, lock_mode);
         kmem_free(args);
         return rval;
 }